function divswap(checker,ID) {
	if (ID == '') {
		ID = 'nuthin';
	}
	else {
		var counter = (document.all) ? document.all.tags("DIV").length :  
		(document.getElementById) ? document.getElementsByTagName 
		("DIV").length : document.layers.length;	
		var tempname; var i=0; var n=0; var a=0; var d=checker.length; var names = new Array();
		for (i = 0; i < counter; i++) {
			if (document.all) { 
				var tempobj = document.all.tags("DIV");  
				tempname = tempobj[i].id; 
			}
			if (document.getElementById) { 
				tempname =  document.getElementsByTagName("DIV")[i].id; 
			}
			else { 
				tempname = document.layers[i].name; 
			}
			var test = tempname.substring(0,d);	
			if (test == checker) { 
				names[n] = tempname; n++;
			}
			for (a = 0; a < n; a++) {
				samplename = names[a];
				document.getElementById(samplename).style.visibility = "hidden";  
				document.getElementById(samplename).style.display = "none";
			}
			document.getElementById(ID).style.visibility = "visible";  
			document.getElementById(ID).style.display = "block";
		}
	}
}